LEGO Dimensions is a "toys-to-life" action-adventure game developed by Traveler's Tales. It revolves around Batman from DC Comics, Gandalf from the Lord of the Rings films, and Wyldstyle from The LEGO Movie trying to prevent a villain named Lord Vortech from collecting artifacts known as Foundation Elements and merging all realities into one. The game features characters and elements from Portal 2 alongside thirteen other franchises.

Mechanics

Fire Panels

Electric Gates

Aerial Faith Plates

Thermal Discouragement Beams

Keystones

Shrinking & Enlarging

Elemental Keystones

Portal Keystones

Trivia

This is the first time any Valve property has appeared on a Nintendo console.